Question: Who is the sculptor of the ring theory, whose death date was 9-10-1948?
Paraphrase: Who is the sculptor of the ring theory, whose dying date was once 9-10-1948?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q1208658 wdt:P170 ?answer . ?answer wdt:P570 ?x FILTER(contains(YEAR(?x),'1948'))}
Answer: Joseph Wedderburn